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bility. With us, however, thefe four fpecies of weather may- 

 be reduced to two, as winters and fprings if dry are moft com- 

 monly cold, or warm if moift ; and on the contrary, dry fum- 

 mers and autumns are ufually hot, and moift fummers cold. 

 The ufual mean heat of fummer in thofe parts of the kingdom 

 that lie between latitude 52° 30' and ^2° 3°' ^^ 58 degrees, as I 

 believe, and of winter is 44°. 



Ox perufing a multitude of obfervations taken in England 

 from 1677 to J 789 at different intervals, I find, 



I ft, That when there has been no ftorm before or after the 

 vernal equinox, the enfuing fummer is generally dry, at leaft 

 five times in fix. 



2d, That when a ftorm happens from any eafterly point 

 either on the 19th, 20th or 21ft of March, the fucceeding fum- 

 mer is generally dry, four times in five. 



3d, That when a ftorm arifes on the 25th, 26th or 27th of 

 March, and not before, in any point, the fucceeding fummer is 

 generally dry, four times in five. 



4th, If there be a ftorm at S. W. or W. S. W. on the 1 9th, 

 20th, 2ift or 22d, the fucceeding fummer is generally ivet, five 

 times in fix. 



Again, 



